/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package cn.net.greenet.generalfile.servlet;

import cn.net.greenet.db.HibernateUtil;
import cn.net.greenet.db.bean.Hfub;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import net.sf.json.JSONArray;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;

/**
 *
 * @author Administrator
 */
@WebServlet(name = "Add_BlackUrl", urlPatterns = {"/common/add_black_url"})
public class Add_BlackUrl extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        String content = request.getParameter("content");
        JSONArray arr = JSONArray.fromObject(content);
        boolean result = false;
        SessionFactory sf = HibernateUtil.getSessionFactory();
        Session session = sf.openSession();
        session.clear();
        Transaction tx = session.beginTransaction();
        String hql = "from Hfub";
        List hfubs = session.createQuery(hql).list();
        Map<String, Integer> map = new HashMap<String, Integer>();
        if (!hfubs.isEmpty()) {
            for (int i = 0; i < hfubs.size(); i++) {
                Hfub hd = (Hfub) hfubs.get(i);
                map.put(hd.getFilter(), hd.getId());
            }
        }
        Hfub hfub = null;
        try {
            for (int i = 0; i < arr.size(); i++) {
                String url = arr.get(i).toString();
                if (!map.containsKey(url)) {
                    hfub = new Hfub(url);
                    session.save(hfub);
                    int id = map.size() + 1;
                    map.put(url, id);
                }
            }
            tx.commit();
            result = true;
        } catch (Exception e) {
            tx.rollback();
            result = false;
        } finally {
            session.close();
//            sf.close();
        }
        PrintWriter out = response.getWriter();
        try {
            out.println(result);
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
